著者

吉岡 朋子 風間 健

出版者

Japan Society of Kansei Engineering

雑誌

感性工学研究論文集 (ISSN:13461958)

巻号頁・発行日

vol.1, no.2, pp.59-64, 2001

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Many goods and services at late night have appeared in the market. Therefore, the objective of this study was to clarify the characteristics of daily activity at late night of young people who were active at late night.<BR>The method of this study was to survey the daily activity of female student from 10p.m. to 5a.m. the next day on weekdays and holidays. The main results were as follows.<BR>(1) The difference among samples had stronger influence on the obtained data than the difference within samples.<BR>(2) The time of activities at late night was longer in students than in whole Japanese. On the rate of samples who were astir at late night, holidays was twice rate of weekdays.<BR>(3) The correlation of between bedtime and each item of daily activities for a whole day was high in the items of the free time, low in the items of the bound time and half in the indispensable time. The correlation between weekdays and holidays was also found.<BR>(4) Activities at late night were classified to five factors. The characteristics of each factor depended on the types of communication's media, for example, telephone and communication.<BR>(5) The activities, which were mostly active in late night, were telephone, computer and rest. Contrary, the items of low rate of activity at late night were work and transportation.<BR>(6) The correlations among activities were found. The character of samples related to transportation were clarified. Their character was self-assertive and aggressive.